Horizontal ground boring apparatus



FIG. 1 is a perspective view of a horizontal ground boring apparatus showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front end view thereof;

FIG. 5 is a rear end thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for a horizontal ground boring apparatus, as shown and described. 